Author:
Harker,S.D.;Sarjeant,W.A.S.;Caldwell,W.G.E.
Year:
1990
Title:
Late Cretaceous (Campanian) organic-walled microplankton from the interior plains of Canada, Wyoming and Texas; biostratigraphy, palaeotology and palaeoenvironmental interpretation.
Reference:
Harker,S.D. et al. (1990) Late Cretaceous (Campanian) organic-walled microplankton from the interior plains of Canada, Wyoming and Texas; biostratigraphy, palaeotology and palaeoenvironmental interpretation. Pal¤eontographica Abteilung B Vol. 219 # 1 P. 1- 243
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Genus Species Country(Region) From To
Hystrichosphaeridium Hystrichosphaeridium tubiferum Canada(Manitoba) Middle Campanian
Subtilisphaera Subtilisphaera pirnaensis Canada(Manitoba) Middle Campanian Late Campanian
Hystrichosphaeridium Hystrichosphaeridium tubiferum Canada(Manitoba) Middle Campanian Late Campanian
Cleistosphaeridium Cleistosphaeridium diversispinosum Canada(Manitoba) Middle Campanian Late Campanian
Tanyosphaeridium Tanyosphaeridium variecalamum Canada(Manitoba) Middle Campanian Late Campanian
Spiniferites Spiniferites ramosus Canada(Manitoba) Middle Campanian Late Campanian
Palaeoperidinium Palaeoperidinium cretaceum Canada(Manitoba) Middle Campanian Maastrichtian
Cyclonephelium Cyclonephelium distinctum Canada(Manitoba) Middle Campanian Maastrichtian
Spiniferites Spiniferites ramosus Canada(Manitoba) Middle Campanian Maastrichtian
Achomosphaera Achomosphaera ramulifera Canada(Manitoba) Middle Campanian Maastrichtian
Cleistosphaeridium Cleistosphaeridium aciculare Canada(Manitoba) Middle Campanian Maastrichtian
Hystrichodinium Hystrichodinium pulchrum Canada(Manitoba) Middle Campanian
Oligosphaeridium Oligosphaeridium anthophorum Canada(Manitoba) Middle Campanian Late Campanian
Spongodinium Spongodinium delitiense Canada(Manitoba) Middle Campanian
Hystrichosphaeropsis Hystrichosphaeropsis quasicribrata Canada(Manitoba) Middle Campanian Late Campanian
Spiniferites Spiniferites ramosus Canada(Manitoba) Middle Campanian Late Campanian
Hystrichosphaeridium Hystrichosphaeridium arborispinum Canada(Manitoba) Middle Campanian Late Campanian